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2. Tension measurement of artificial chordae tendinae implanted between the anterior mitral valve leaflet and the left ventricular apex: An in vitro study;Bajona;Innovations (Phila),2008
3. Delrin as an implant material for valve occluders scan;Björk;J. Thorac. Cardiovasc. Surg.,1972
4. Replacement Cardiac Valves;Bodnar,1991
5. Biological and Bioprosthetic Valves;Bodnar,1986